Battery Power; Battery Charging/Discharging - Compaq Armada 4200 Reference Manual

The AC Adapter is for indoor use only. Plug the AC power cord
into a grounded (earthed) electrical outlet that is easily accessible
at all times. Do not disable the power cord grounding plug. The
grounding plug is an important safety feature.

Battery Power

Your computer can accommodate from one to three battery packs.
The three battery power sources are:
1. Modular battery pack in the DualBay—accepts lithium lon
(Li-lon) battery packs.
2. Handle battery pack—accepts nickel metal hydride (NiMH) or
lithium ion battery packs.
3. Modular battery pack in the Mobile CD Expansion Unit—
accepts lithium ion battery packs.
WARNING:
!
pack, do not crush, puncture, or incinerate the battery pack or short
the metal contacts. In addition, do not attempt to open or service the
battery pack.
Battery life varies depending on the battery type,
NOTE:
applications in use, options connected, power conservation level
enabled, operating and storage temperatures, and whether the
computer components are turned on or off.

Battery Charging/Discharging

The battery packs take several hours to charge fully when the
computer is turned off and longer with the computer turned on.
All battery packs in the computer and MCD receive a charge when
the system is connected to AC power. When charging occurs, the
DualBay battery charges first, followed by the handle battery, and
finally the MCD battery. The computer consumes power from the
MCD battery and the handle battery before consuming power from
the DualBay battery.
Up to two battery packs at a time can be charged in the
NOTE:
optional External Battery Charger.
To reduce the risk of injury or damage to the battery
Managing Power 5-9